xml maintenance
xml maintenance

- not using PhpHashtable.MaxIntegerKey API which will be removed

peachpiecompiler/peachpie,iolevel/peachpie-concept,iolevel/peachpie,iolevel/peachpie,peachpiecompiler/peachpie,iolevel/peachpie-concept,iolevel/peachpie-concept,iolevel/peachpie,peachpiecompiler/peachpie